CVE-2023-42856
HIGHCVSS 7.8/10EPSS 0.39%
Last modified
CVE-2023-42856 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.1, macOS Monterey 12.7.1, macOS Ventura 13.6.1. EPSS estimates a 0.39% chance of exploitation in the next 30 days.
Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.1, macOS Monterey 12.7.1, macOS Ventura 13.6.1. Processing a file may lead to unexpected app termination or arbitrary code execution.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Macos | >= 12.0, < 12.7.1 |
| Apple | Macos | >= 13.0, < 13.6.1 |
| Apple | Macos | >= 14.0, < 14.1 |
References
- http://seclists.org/fulldisclosure/2023/Oct/21Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/24Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/26Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT213983Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213984Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213985Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213983Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213984Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213985Release Notes, Vendor Advisory
- http://seclists.org/fulldisclosure/2023/Oct/21Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/24Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/26Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT213983Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213984Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213985Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213983Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213984Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213985Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-42856?
The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.1, macOS Monterey 12.7.1, macOS Ventura 13.6.1. Processing a file may lead to unexpected app termination or arbitrary code execution.
How severe is CVE-2023-42856?
CVE-2023-42856 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.
How do I fix CVE-2023-42856?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-42856?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST